//
// Created by BaiXin on 2025/8/20.
//
# include "iostream"
# include "vector"
# include "windows.h"


using namespace std;

int main() {
    SetConsoleOutputCP(CP_UTF8);

    vector<int> v1;
    vector<char> v2 = {'1', 'b', '3'};
    vector<char> v3{'1', 'b', '3'};
    v3.push_back('3');
    cout << v3.size() << endl;
    return 0;
}
